42004109102 has 4 divisors (see below), whose sum is σ = 63006163656. Its totient is φ = 21002054550.

The previous prime is 42004109093. The next prime is 42004109117. The reversal of 42004109102 is 20190140024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10501027274 + ... + 10501027277.

It is an arithmetic number, because the mean of its divisors is an integer number (15751540914).

Almost surely, 2^42004109102 is an apocalyptic number.

42004109102 is a deficient number, since it is larger than the sum of its proper divisors (21002054554).

42004109102 is a wasteful number, since it uses less digits than its factorization.

42004109102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21002054553.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 42004109102 its reverse (20190140024), we get a palindrome (62194249126).

The spelling of 42004109102 in words is "forty-two billion, four million, one hundred nine thousand, one hundred two".